LRS Micro-g LaCoste FG5, Manual, Page: 54 / 149

How to Set Up and Run the FG5
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3.4.4.DROPPING CHAMBER
14. Lock the cart by turning the locking hub (motor shaft) counterclockwise
using a 4 mm Allen wrench or ball driver until the cart stops moving.
15. Pull and rotate travel lock knob 90°, allowing the pin to drop onto the hub,
then rotate the locking hub clockwise until the pin engages the hub.
16. Open the three dropping chamber clamps by turning the 5-lobe knobs
fully counterclockwise so the clamps are outside the bottom flange of the
dropping chamber.
17. Gently lift the chamber off the tripod and set it in its case. If the HV and
safety ground cables are still connected, take care not to stress them.
3.4.5.DROPPING CHAMBER TRIPOD
18. Carefully remove the tripod from the interferometer base. Remove the
legs from the tripod. Place the legs in the dropping chamber case along
with the tripod tray and feet.
19. Close dropping chamber case and secure all latches.
3.4.6.INTERFEROMETER BASE
20. Insert the dust plug into the top of the interferometer base.
21. Loosen the four 5-lobe knobs which attach the interferometer base to the
superspring.
22. Remove the interferometer base from the superspring and gently place it
in the shipping case along with the laser. Take care not to stress the fiber
optic.
23. Close the interferometer case and secure all latches.
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